JP6053756B2 - レーザで促進される、分離した部品の選択的な転写 - Google Patents
レーザで促進される、分離した部品の選択的な転写 Download PDFInfo
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- JP6053756B2 JP6053756B2 JP2014505259A JP2014505259A JP6053756B2 JP 6053756 B2 JP6053756 B2 JP 6053756B2 JP 2014505259 A JP2014505259 A JP 2014505259A JP 2014505259 A JP2014505259 A JP 2014505259A JP 6053756 B2 JP6053756 B2 JP 6053756B2
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Laser Beam Processing (AREA)
- Die Bonding (AREA)
Description
本願は、2011年4月4日に出願された米国仮特許出願第61/473,988号から優先権を主張するものであり、当該出願は、参照によりその全体が本願に組み込まれる。
本発明は、Defense Microelectronics Activity(DMEA)、国防総省協力合意(Department of Defense Cooperative Agreements)番号H94003−08−2−0805、H94003−09−2−0905、およびH94003−11−2−1102の下で政府の支援により行われた。政府は、本発明において特定の権利を有する。
適用せず。
この特許文献の一部の資料は、米国および他の国の著作権法の下で著作権保護の対象となる。著作権権利の所有者は、特許文献または特許開示が米国特許商標庁の公表されているファイルまたは記録において見られるように、その誰による複製にも異議がないが、それ以外ではいかなるすべての著作権権利も保有する。著作権者は、この特許文献を秘密に維持するために、37C.F.R.第1.14項に従ってその権利を限定されずに含む、その権利のいずれも本書面をもって放棄しない。
1.発明の分野
Claims (30)
- 物品を転写する方法であって、
レーザ透過キャリアの接着材層に物品を接着することと、
前記接着材層を変形させるブリスタリング層にブリスターを形成するために、低エネルギーレーザビームを、前記レーザ透過キャリアを通して前記接着材層に近接する前記キャリア内の前記ブリスタリング層に集中させることと、
前記ブリスターが膨張するときの前記物品の分離に応答して、前記物品を前記レーザ透過キャリアからごく近接に配置される受容基板へ転写することと、
を含む、方法。 - 前記ブリスターは、前記低エネルギーレーザビームを受容することに応答して、実質的に一定の距離まで膨張する、請求項1に記載の方法。
- 前記ブリスタリング層は、所与の波長およびパルスエネルギーのレーザビームによる照射に応答して、制御されかつ非起爆性の様式でのアブレーションのために選択されて、ブリスターが破裂せずに形成されることができる充分な弾性がある挙動を呈するポリマー、ポリイミド、または無機材料を含む、請求項1に記載の方法。
- 前記ブリスタリング層は、前記ブリスターを破裂させることなしに前記ブリスターを形成するために、蒸気を発生させる非貫通アブレーションに限定されるアブレーションを受ける、請求項1に記載の方法。
- 前記ブリスターは、前記低エネルギーレーザビームが、前記レーザ透過キャリアの前記接着材層を変形させるブリスターを前記キャリア内に生じさせるガスを発生する少量の材料を前記ブリスタリング層から蒸発させることに応答して形成される、請求項1に記載の方法。
- 前記低エネルギーレーザビームは、紫外線波長を有するレーザビーム出力を含む、請求項1に記載の方法。
- 前記低エネルギーレーザビームは、レーザからの単一のパルスまたは一連のパルスを含む、請求項1に記載の方法。
- 前記低エネルギーレーザビームは、連続するブリスターを生成するように選択される高い反復率および走査速度を備えた走査パターンを有する、請求項1に記載の方法。
- 前記走査パターンは、直線、曲線、閉曲線、円、三角形、長方形、および他の幾何学的形状から成る走査パターンの群から選択される、請求項8に記載の方法。
- 前記低エネルギーレーザビームは、前記ブリスターが前記物品の転写の間に破裂しないことを確実にするために、1mJ未満のエネルギーを有する、請求項1に記載の方法。
- 前記低エネルギーレーザは、1パルス当たり約20μJのエネルギーを有する、請求項10に記載の方法。
- 前記低エネルギーレーザビームによって蒸発される材料は、前記ブリスタリング層内の前記ブリスターの内部に閉じ込められる、請求項1に記載の方法。
- 前記極薄の物品は、100μm未満の厚さを有する、請求項12に記載の方法。
- 前記極薄の物品は、50μm未満の厚さを有する、請求項12に記載の方法。
- 極薄の物品をキャリアから受容基板へ転写する装置であって、
レーザ透過層、ブリスタリング層、および極薄の物品が転写動作に備えて取り付けられる接着材層を有するキャリアと、
レーザビームを出力するための手段と、
前記レーザビームをあるパターンの形に作るための手段と、
受容基板による受容のために前記キャリアからの前記極薄の物品の分離を誘起する、前記接着材層を変形させる前記ブリスタリング層にブリスターを形成するために、前記レーザビームを前記キャリアの前記レーザ透過層を通して前記接着材層に近接した前記ブリスタリング層に向けるための手段と、を備え、
ブリスタリング層の厚みは、ブリスタリング層の破裂を防止するためにレーザビーム吸収の深さを超える、装置。 - 前記極薄の物品は、100μm未満の厚さを有する、請求項15に記載の装置。
- 前記レーザビームは紫外線波長で出力される、請求項15に記載の装置。
- 前記レーザビームは、レーザからの単一のパルスまたは一連のパルスを含む、請求項15に記載の装置。
- レーザビームを出力するための前記手段は、レーザビームを出力する少なくとも1つのレーザを備える、請求項15に記載の装置。
- 前記レーザビームをあるパターンの形に作るための前記手段は、半波長プレート、偏光子、ビーム拡大器、ビーム形成器、およびレンズからなる光学構成要素の群から選択される光学構成要素を備える、請求項15に記載の装置。
- 前記レーザビームを導くための手段は、前記極薄の物品が転写される前記キャリアの特定の位置に前記レーザビームを導くための走査ヘッドおよび/または並進ステージを備える、請求項15に記載の装置。
- 前記キャリアの前記レーザ透過層を通して前記レーザビームを導くための手段は、前記キャリアで特定の極薄の物品に近接する前記ブリスタリング層に前記レーザを導くように構成される、請求項15に記載の装置。
- 前記ブリスタリング層は、前記ブリスターを破裂させることなしに前記ブリスターを形成するために、蒸気を発生させる非貫通アブレーションに限定されるアブレーションを受ける、請求項15に記載の装置。
- 極薄の物品をキャリアから受容基板へ転写する装置であって、
レーザ透過層、ブリスタリング層、および極薄の物品が転写動作に備えて取り付けられる接着材層を有するキャリアと、
前記レーザの出力を所望のパターンの形に作るためのレーザ素子および光学素子と、
受容基板による受容のために前記キャリアからの前記極薄の物品の分離を誘起する、前記接着材層を変形させる前記ブリスタリング層にブリスターを形成するために、前記レーザビームを前記キャリアの前記レーザ透過層を通して前記接着材層に近接した前記ブリスタリング層に向けるための少なくとも1つの位置決め装置と、を備え、
前記ブリスタリング層は、前記ブリスターを破裂させることなしに前記ブリスターを形成するために、蒸気を発生させる非貫通アブレーションに限定されるアブレーションを受ける、装置。 - 前記極薄の物品は、100μm未満の厚さを有する、請求項24に記載の装置。
- 前記レーザビームは、紫外線波長で出力される、請求項24に記載の装置。
- 前記レーザビームは、レーザからの単一のパルスまたは一連のパルスを含む、請求項24に記載の装置。
- 前記レーザビームをあるパターンの形に作るための前記手段は、半波長プレート、偏光子、ビーム拡大器、ビーム形成器、およびレンズからなる光学構成要素の群から選択される光学構成要素を備える、請求項24に記載の装置。
- 前記レーザビームを導くための手段は、前記極薄の物品が転写される前記キャリアの特定の位置に前記レーザビームを導くための走査ヘッドおよび/または並進ステージを備える、請求項24に記載の装置。
- 前記レーザビームは、前記ブリスターを連続するブリスターとして生成するように選択される高い反復率および走査速度を備えた走査パターンを有する、請求項24に記載の装置。
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US201161473988P | 2011-04-11 | 2011-04-11 | |
US61/473,988 | 2011-04-11 | ||
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JP2014515883A JP2014515883A (ja) | 2014-07-03 |
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JP2014505259A Active JP6053756B2 (ja) | 2011-04-11 | 2012-04-11 | レーザで促進される、分離した部品の選択的な転写 |
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US (2) | US20140238592A1 (ja) |
EP (1) | EP2697822B1 (ja) |
JP (1) | JP6053756B2 (ja) |
KR (2) | KR101963420B1 (ja) |
CN (1) | CN103597589B (ja) |
RU (1) | RU2582160C2 (ja) |
WO (1) | WO2012142177A2 (ja) |
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-
2012
- 2012-04-11 KR KR1020137029214A patent/KR101963420B1/ko active IP Right Grant
- 2012-04-11 WO PCT/US2012/033147 patent/WO2012142177A2/en active Application Filing
- 2012-04-11 CN CN201280027048.0A patent/CN103597589B/zh active Active
- 2012-04-11 JP JP2014505259A patent/JP6053756B2/ja active Active
- 2012-04-11 RU RU2013150121/28A patent/RU2582160C2/ru active
- 2012-04-11 KR KR1020187005638A patent/KR101963421B1/ko active IP Right Grant
- 2012-04-11 EP EP12771676.9A patent/EP2697822B1/en active Active
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2013
- 2013-10-04 US US14/046,809 patent/US20140238592A1/en not_active Abandoned
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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EP4345143A1 (en) | 2022-09-27 | 2024-04-03 | Nitto Denko Corporation | Pressure-sensitive adhesive sheet |
Also Published As
Publication number | Publication date |
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EP2697822A4 (en) | 2014-09-24 |
EP2697822A2 (en) | 2014-02-19 |
KR101963421B1 (ko) | 2019-03-28 |
RU2582160C2 (ru) | 2016-04-20 |
KR20140045936A (ko) | 2014-04-17 |
JP2014515883A (ja) | 2014-07-03 |
US20170313044A1 (en) | 2017-11-02 |
KR101963420B1 (ko) | 2019-03-28 |
RU2013150121A (ru) | 2015-05-20 |
CN103597589B (zh) | 2017-02-15 |
WO2012142177A2 (en) | 2012-10-18 |
CN103597589A (zh) | 2014-02-19 |
EP2697822B1 (en) | 2020-12-30 |
WO2012142177A3 (en) | 2013-02-28 |
US20140238592A1 (en) | 2014-08-28 |
KR20180028068A (ko) | 2018-03-15 |
US9862141B2 (en) | 2018-01-09 |
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